Monette Cornet D1-2L S1 vs Yamaha CR-14ES-GP

The Monette Cornet D1-2L S1 has a wider cup diameter, the Yamaha CR-14ES-GP features a deeper cup, the Yamaha CR-14ES-GP has a larger throat opening.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
Mouthpiece A
    Monette Cornet D1-2L S1
    • Cornet
    Cup diameter17.00 mm
    Cup depthVery shallow
    Rim width
    Throat diameter3.66 mm
    Backbore
    Finish
    Material
    vs
    Mouthpiece B
      Yamaha CR-14ES-GP
      • Cornet
      Cup diameter16.86 mm
      Cup depthVery deep
      Rim width
      Throat diameter3.98 mm
      BackboreStandard
      Finish
      Material
      Best suited for
      🎻Orchestral playing — large cup for full, dark tone
      📣High-volume projection — open throat for power

      Cup Diameter

      The Monette Cornet D1-2L S1 has a cup diameter of 17.00 mm compared to 16.86 mm on the Yamaha CR-14ES-GP — a difference of +0.14 mm. A wider cup generally produces a fuller, darker tone but requires more air support.

      Cup Depth

      The Yamaha CR-14ES-GP has a very deep cup while the Monette Cornet D1-2L S1 has a very shallow cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

      Throat Diameter

      The Yamaha CR-14ES-GP has a wider throat (3.98 mm vs 3.66 mm). A wider throat allows more air through, increasing volume and projection but reducing resistance.

      Which is better?

      Neither mouthpiece clearly dominates the other — the right choice depends on your embouchure, playing style, and the sound you're after. Try both if possible.

      Open in interactive tool + Add third mouthpiece Monette Cornet D1-2L S1 details Yamaha CR-14ES-GP details Monette Cornet D1-2L S1 equivalents Yamaha CR-14ES-GP equivalents